POTASSIUM PYROSULPHATE
POTASSIUM PYROSULPHATE Extra Pure
Short Name: POTASSIUM PYROSULPHATE
Synonym: Potassium disulphate
Basic Details
Article No.
LG3776
Grade
Extra Pure
Purity
97%
CAS No.
7790-62-7
HS Code
2833.2990
Shelf Life
60 Months
Packings Avialable
Physical Properties
Physical state at 20 °C
Solid
Colour
Off white flakes
Odour
Odorless
pH value
1 - 2 at 25.5 g/l at 25 °C
Melting point/ Freezing point [°C]
325 °C
Density [g/cm3]
2.28
Solubility in water [% weight]
25.4 g/l at 20 °C
Chemical Specifications
Appearance
Off-white flakes/crystals
Assay (acidimetric)
Min 97%
Chloride (Cl)
Max 0.003%
Iron (Fe)
Max 0.002%
Lead (Pb)
Max 0.001%
Safety Information & Hazard Symbols
Symbol
GHS05
Signal Word
Danger
UN No.
3260
IMCO Class No.
8
Packing Group
II
Hazardous Statement
H314
Precaution Statement
P280-P305 + P351 + P338-P310